[NUI][Xaml]Fix issue of Call SetBinding in C# code

diff --git a/src/Tizen.NUI/src/public/XamlBinding/BindableObject.cs b/src/Tizen.NUI/src/public/XamlBinding/BindableObject.cs
index bb0f161..7897d25 100755 (executable)
--- a/src/Tizen.NUI/src/public/XamlBinding/BindableObject.cs
+++ b/src/Tizen.NUI/src/public/XamlBinding/BindableObject.cs
@@ -272,7 +272,7 @@ namespace Tizen.NUI.Binding
             if (property == null)
                 throw new ArgumentNullException(nameof(property));
 
-            if (true == isCreateByXaml)
+            if (true == IsBinded)
             {
                 if (property.IsReadOnly)
                     throw new InvalidOperationException(string.Format("The BindableProperty \"{0}\" is readonly.", property.PropertyName));